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authorChristoph Hellwig <hch@lst.de>2018-05-09 06:53:49 +0200
committerChristoph Hellwig <hch@lst.de>2018-05-09 06:56:08 +0200
commitf616ab59c294b6ea6efa94f6139ea3eda2f52be0 (patch)
tree7433ad06ac074cb3c94196bab89615e66c0c86a8 /lib/Kconfig.debug
parent86596f0a2833300568837f9b2970541bf42cbc42 (diff)
download96b-common-f616ab59c294b6ea6efa94f6139ea3eda2f52be0.tar.gz
dma-mapping: move the NEED_DMA_MAP_STATE config symbol to lib/Kconfig
This way we have one central definition of it, and user can select it as needed. Note that we now also always select it when CONFIG_DMA_API_DEBUG is select, which fixes some incorrect checks in a few network drivers. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Anshuman Khandual <khandual@linux.vnet.ibm.com>
Diffstat (limited to 'lib/Kconfig.debug')
-rw-r--r--lib/Kconfig.debug1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 45100eda1dab..d5175eb7b917 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -1634,6 +1634,7 @@ config PROVIDE_OHCI1394_DMA_INIT
config DMA_API_DEBUG
bool "Enable debugging of DMA-API usage"
+ select NEED_DMA_MAP_STATE
help
Enable this option to debug the use of the DMA API by device drivers.
With this option you will be able to detect common bugs in device